Police in Brattleboro said a student at the Austine School for the Deaf has been ordered held without bail after being accused of attacking a supervisor. Police said Timothy Carroll, 21, of Massachusetts, who lived at the school, has been charged with kidnapping and aggravated assault. A competency evaluation was ordered for him. The Brattleboro Reformer reported that police went to the school Feb. 7. An officer said he saw the supervisor crying. He also saw red marks on her throat. The woman said Carroll came into her office angry ‘‘because of the sun shining on him.’’